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B051E 2016 Chevrolet Silverado Code - Assist Step Disable Switch Circuit

Quick Answer

The B051E diagnostic trouble code (DTC) for a 2016 Chevrolet Silverado refers to an issue with the Assist Step Disable Switch Circuit. Common causes include Faulty Assist Step Disable Switch, Wiring issues in the circuit, Corrosion or damage to electrical connections. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
B051E 2016 Chevrolet Silverado indicates Assist Step Disable Switch Circuit.
Common causes
Common causes include Faulty Assist Step Disable Switch, Wiring issues in the circuit, Corrosion or damage to electrical connections.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
What is this?
Table of contents Created and updated by William Orellana on Sep 17, 2024
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Code B051E 2016 Chevrolet Silverado Description

The B051E diagnostic trouble code (DTC) for a 2016 Chevrolet Silverado refers to an issue with the Assist Step Disable Switch Circuit. This code indicates that there is a malfunction in the circuit that controls the assist steps on the vehicle. Assist steps are retractable running boards that automatically extend when the door is opened to help passengers enter and exit the vehicle more easily. When this circuit malfunctions, it can lead to the assist steps not deploying properly, which can affect the convenience and safety of entering and exiting the vehicle.

OBDII Code B051E 2016 Chevrolet Silverado - Assist Step Disable Switch Circuit
B051E 2016 Chevrolet Silverado Code - Assist Step Disable Switch Circuit

Common Causes of B051E 2016 Chevrolet Silverado

  1. Faulty Assist Step Disable Switch.
  2. Wiring issues in the circuit.
  3. Corrosion or damage to electrical connections.
  4. Malfunctioning control module.
  5. Mechanical issues with the assist step mechanism.

Symptoms of B051E 2016 Chevrolet Silverado

  1. Assist steps not deploying when the door is opened.
  2. Warning light on the dashboard indicating an issue with the assist steps.
  3. Unusual noises coming from the assist step mechanism.
  4. Inconsistent operation of the assist steps.

How to Fix B051E 2016 Chevrolet Silverado

  1. Begin by diagnosing the specific cause of the issue using a diagnostic scanner to retrieve the DTC and pinpoint the exact problem.
  2. Inspect the Assist Step Disable Switch and wiring for any visible damage or corrosion. Replace any damaged components.
  3. Check the electrical connections in the circuit for proper connectivity and repair any loose connections.
  4. Test the control module for proper functionality and replace if necessary.
  5. Ensure that the assist step mechanism is operating correctly and make any necessary repairs or adjustments.

Cost to Fix B051E 2016 Chevrolet Silverado

The cost of repairing the Assist Step Disable Switch Circuit can vary depending on the specific cause of the issue and the labor rates in your area. On average, the repair cost for this type of issue can range from $150 to $400, including parts and labor. It is advisable to consult with a professional mechanic to get a more accurate estimate based on your vehicle's make and model, as well as the extent of the repairs needed. Keep in mind that labor rates at auto repair shops can vary, so it's recommended to shop around for the best price.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B051E 2016 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code B051E in a 2016 Chevrolet Silverado related to the Assist Step Disable Switch Circuit?

- Common symptoms include malfunctioning power running boards or steps, failure of the assist step disable switch to function properly, and potential warning lights on the dashboard.

2. What are the possible causes of OBDII code B051E in a 2016 Chevrolet Silverado?

- The code B051E can be triggered by issues such as a faulty assist step disable switch, damaged wiring or connectors in the circuit, or a malfunction within the power running board system.

3. How can I diagnose the cause of OBDII code B051E in my 2016 Chevrolet Silverado?

- To diagnose the issue, you can use a diagnostic scanner to retrieve the specific error code, visually inspect the wiring and connectors related to the assist step disable switch circuit, and test the functionality of the switch itself.

4. What are some tips for repairing OBDII code B051E in a 2016 Chevrolet Silverado?

- Repair tips include checking and repairing any damaged wiring or connectors, replacing the faulty assist step disable switch if necessary, and resetting the error code with a diagnostic tool after completing the repairs.

5. Can I continue driving my 2016 Chevrolet Silverado with OBDII code B051E related to the Assist Step Disable Switch Circuit?

- While the vehicle may still be operable with this code present, it is advisable to address the issue promptly to ensure the proper functioning of the power running boards and to prevent potential safety hazards.

6. Is it possible to reset OBDII code B051E in a 2016 Chevrolet Silverado without making any repairs?

- While you can clear the error code using a diagnostic scanner, it is recommended to identify and fix the underlying issue causing the code to prevent it from reoccurring in the future.

7. Are there any recalls or technical service bulletins related to OBDII code B051E in a 2016 Chevrolet Silverado?

- It's advisable to check with a Chevrolet dealership or refer to online resources for any recalls or technical service bulletins specific to the B051E code in a 2016 Silverado to see if there are known issues or remedies provided by the manufacturer.

8. Can weather conditions impact the occurrence of OBDII code B051E in a 2016 Chevrolet Silverado?

- Extreme weather conditions, such as exposure to moisture or salt, can potentially contribute to electrical issues in the assist step disable switch circuit, which may trigger the B051E code in a 2016 Silverado.

9. How much does it cost to repair OBDII code B051E in a 2016 Chevrolet Silverado at a dealership or repair shop?

- Repair costs for OBDII code B051E can vary depending on the specific issue causing the code, the labor rates of the repair facility, and the cost of any parts that need to be replaced. It's best to obtain quotes from different sources for an accurate estimate.

10. Is it possible to prevent OBDII code B051E from occurring in the future in my 2016 Chevrolet Silverado?

- Regularly inspecting and maintaining the assist step disable switch circuit, ensuring proper functioning of the power running boards, and addressing any electrical issues promptly can help prevent the recurrence of the B051E code in your Silverado.

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